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L9959S 数据表(PDF) 13 Page - STMicroelectronics |
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L9959S 数据表(HTML) 13 Page - STMicroelectronics |
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13 / 43 page ![]() DocID023416 Rev 6 13/43 L9959S, L9959T Electrical specifications Table 8. Power-on reset Symbol Parameter Test condition Min. Typ. Max. Unit VDDRES Reset active threshold - 2.8 - 3.4 V VDDPOR Power-on reset threshold - 3.3 - 3.9 V VDDPORHYS Power-on reset hysteresis - - 600 - mV tPOR Power-on reset extension time - - - 1 ms Table 9. VDD monitoring Symbol Parameter Test condition Min. Typ. Max. Unit VDD VDD monitoring voltage range - VDDPOR -18 V VDD_THL Under voltage threshold VS = 0 V 4.2 - 4.5 V VDD_THH Over voltage threshold VS = 0 V 5.25 - 5.5 V tFIL_OFF Switch-off filtering time Guaranteed by scan. 60 - 135 µs tFIL_ON Switch-on filtering time 60 - 135 µs VTEST_THL Under voltage test threshold - 5.25 - 5.5 V VTEST_THH Over voltage test threshold - 4.2 - 4.4 V VDD_MR Full VDD supply range - -0.3 - 18 V VDD_SLEW VDD slew - - 500 mV/µs V DD_THX Threshold (VDD_THH, VDD_THL) shift during vs. inverse current - -0.1 - 0.1 V VABE_INL /ABE input low-level - -0.3 - 1.65 V VABE_INH /ABE input high-level - 3.15 - 18 V VABE_INHY S /ABE input hysteresis - 0.2 - 1.0 V IABE_IN /ABE input pull-down current 0 V < VABE < 1.5 V 0 - 60 µA VABE = 2.1 V, 5 V, 18 V; VS = 18 V; VDD = 5 V, 18 V 20 40 60 µA VABE_OUTL /ABE output low voltage 2.5 V < VDD < VDD_THL; IABE_OUTL < 2.5 mA 0- 1.0 V VABE_OUTL /ABE output low voltage 2 x VDD_THL < VDD < 18V; IABE_OUTL < 7.5 mA 0- 1.2 V VABE_OUTL /ABE output passive low voltage -0 - 1.2 V I ABE IABE Change during vs. inverse current - -100 - 100 µA |
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